"A fight game in the style of Street Figher with other-wordly beings."
In Cosmic Carnage, all lovers of pure fighting games will find a kind of interpretation of Street Fighter or Dragon Ball (two classic fighting games), that occurs between other-worldly beings. Cosmic Carnage was a game released in 1994 for the Sega 32X, but now you can download it for your Windows PC, and it's free.
Cosmic Carnage stars a wrestler, you, and the other is chosen by the PC. In both cases, the characters starting the fights are kinds of alien monsters, aliens that look like they have few friends, confronted by a dark history.
An interesting point is that at the start of the games of Cosmic Carnage, you can design your character, their strengths and weaknesses, etc. In Cosmic Carnage, the fights take place with the typical life bar seen in all classic fighting games. Learn to jump, use your fists and kick with your monster, and de-stress with Cosmic Carnage!